Figure 1-11. Dc Power Distribution For The Low-Profile Computer - Dell OptiPlex Gs Service Manual

P1
PWRGOOD
PSON#
+5 VFP
+5 VDC
–5 VDC
system
+12 VDC
power
–12 VDC
supply
P2
+3.3 VDC
P3
optional
drive
P4
3.5-inch
diskette drive
P5
internal
hard-disk drive

Figure 1-11. DC Power Distribution for the Low-Profile Computer

keyboard
+3 VDC
controller
power man-
RTC/
agement
NVRAM
logic
POWER1
PSON#
+5 VFP
+5 VDC
–5 VDC
+12 VDC
–12 VDC
POWER2
main memory
sockets
SIMM_A
SIMM_B
SIMM_C
SIMM_D
MICROPROCESSOR
core regulator
+3.3 VDC
core VCC +2.1 to +3.5 VDC
system board
battery
+3.3 VDC
+5 VDC
+12 VDC
–12 VDC
RISER
+5 VDC
+5 VDC
–5 VDC
–5 VDC
+12 VDC
+12 VDC
-12 VDC
–12 VDC
+12 VDC
FAN
+5 VFP
PANEL
+5 VDC
fuse
+5 VDC
KYBD
+5 VDC
MOUSE
processor
riser board
PCI1
PCI2
ISA1
ISA2
System Overview 1-13